Indian Wells, California – March 5, 2026. The BNP Paribas Open, the largest Masters 1000 tournament on the ATP and WTA circuit, was ready to start with the enthusiasm ever. Instead, the Tennis Garden training courts turned into the scene of one of the most dramatic moments of the recent tennis season. Jannik Sinner, the world number 1, 24 years old, reigning Australian Open and US Open champion, suddenly collapsed during a training session that was supposed to be the last refinement before the tournament.
It was just after 11:30 local time when it happened. Jannik was working intensely on court 7 with his coach Simone Vagnozzi and sparring partner Matteo Arnaldi: specific baseline exercises, quick changes of direction, serve and return.
Eyewitnesses – including some players who trained on the adjacent fields such as Carlos Alcaraz and Casper Ruud – recounted the same sequence: Jannik performed a sudden change of direction to reach a short ball, blocked the movement with his right foot, grimaced with sharp pain in his left wrist, staggered backwards and collapsed to the ground holding his forearm.
Time has stopped. Arnaldi screamed his name. Vagnozzi was the first to kneel next to him. In less than 15 seconds the tournament’s medical staff – always present in force during the week of pre-tournament training – reached the field with the portable stretcher. Jannik was conscious but visibly in pain: he held his left wrist against his chest, breathed heavily and repeated through clenched teeth “The wrist… the wrist…”. He did not lose consciousness, but he could not move the fingers of his left hand.
Security immediately isolated the area: barriers raised in a few seconds, onlookers removed, media cameras blocked. Jannik was loaded onto the medical golf cart and taken to the complex’s medical center. From there, an ambulance transferred him to Eisenhower Health Medical Center in Rancho Mirage, just minutes away.
The first official news arrived about an hour later via a joint press release from the BNP Paribas Open and the Sinner team:
“Jannik Sinner suffered an acute injury to his left wrist during training. He was transported to hospital for checks. His condition is stable, but serious. The tournament and the team are following the situation with the highest priority. Further updates will be provided as soon as possible.”
The MRI scans performed in the hospital confirmed the most feared diagnosis: **partial laceration of the ulnar collateral ligament (UCL) of the left wrist**, associated with **severe inflammation of the flexor tendon sheath** and **stress microfracture of the pisiform bone**. The team’s medical officer, Dr Riccardo Ceccarelli, spoke of “a chronic overuse injury exacerbated by extreme movement”. Jannik’s left wrist – the one that holds the racket during preparation and impact – had already shown signs of fatigue in recent months: stiffness in the morning, dull pain after long sessions, discomfort when changing grips.
Despite reinforced tape, intensive physiotherapy and PRP injections, the workload did not allow for complete regeneration.
The price of perfection
Jannik Sinner’s 2025-2026 calendar was monstrous: 22 official tournaments in 14 months, Davis Cup final, two consecutive Australian Opens, US Open 2025, Roland Garros semi-final 2025, Wimbledon quarter-finals 2025, multiple charity performances, Laver Cup and media commitments. He played almost 90 official matches in just over a year, with a winning percentage of over 85%. No other top player has sustained a similar pace without significant breaks.
The left wrist, subjected to extreme twists (kick serve, slice, defensive topspin), has accumulated micro-traumas. Specialists agree: it is a classic overuse injury in tennis players who generate power with heavy topspin (Jannik is among the ATP leaders for average RPM on groundstrokes). The collapse was the epilogue of months of signals ignored in order not to lose pace in view of Indian Wells – a tournament that Sinner considers “his second Slam” and in which he was defending the points from the 2025 semi-final.
Reactions and impact on the tournament
The tennis world is in shock. Tournament director Tommy Haas announced that the main draw will start as normal, but without the most awaited name. Jannik was officially withdrawn from the main draw and replaced by a lucky loser. The betting odds have exploded: Alcaraz and Zverev are now co-favorites, while the tournament loses its main attraction.
Messages of sympathy arrived from every corner of the circuit: Novak Djokovic wrote “Come on Jannik, get well soon. Tennis needs you”, Carlos Alcaraz posted a photo of the two of them embracing with the caption “I’ll wait for you on the court, brother”, Iga ÅšwiÄ…tek shared a broken heart and the writing “Rest, champion”.
In Italy the news had national resonance. The President of the Republic Sergio Mattarella sent a personal message to the Sinner family. Prime Minister Giorgia Meloni tweeted: “Jannik is a pride for Italy. Come on and soon on the pitch.” Squares and bars in San Candido and all of Alto Adige lit virtual candles on social media.
Jannik’s team released an official update late this afternoon:
“Jannik is stable and under close monitoring. His left wrist requires absolute rest for at least 6-8 weeks. The priority is complete recovery. Jannik is calm and determined to come back stronger than before. Thank you all for your love.”
The press silence imposed by the team is total. No photos, no videos. Just an Instagram story of Jannik from the hospital room: his left hand bandaged, his thumb raised, and a single sentence: “I’ll be back”.
The 2026 BNP Paribas Open will lose its main protagonist, but the message that remains is bigger than any title: even the world number 1, the man who seems invincible, has limits. And when those limits are exceeded, the price can be very high.
Now Jannik Sinner rests. The left wrist – the one that has signed some of the best shots of the last two years – asks for a break. Tennis awaits. And the whole of Italy holds its breath, hoping that its champion will soon return to light up the courts with that forehand that seems to never end.